Sony DT 50mm f/1.8 SAM

Sony DT 50mm f/1.8 SAM

Lens Summary

Brand: Sony

Also Known As: Sony 50mm f/1.8

Lens Type: Prime Lens

Format: APS-C / DX

Focus: Autofocus

Lens Mount: Sony Alpha

Release Date: 2009-05-18

MSRP Price: $168

Made in: Japan

Infrared Rating: Good

Production Status: In Production

Lens Description: Explore the world of portrait photography with this lightweight moderate telephoto lens. The wide f/1.8 maximum aperture helps your subject stand out by blurring cluttered backgrounds while the 75mm effective focal length (on APS-C camera) effectively frames your subject.


Sony DT 50mm f/1.8 SAM Specifications

Lens Specifications
Lens TypePrime Lens
Focal Length50mm
Mount TypeSony Alpha
FormatAPS-C / DX
Compatible Format(s)DSLR (APS-C Sensor)
Compatible with TeleconvertersNo
Maximum Reproduction Ratio1:5
Optical SteadyShot / AntiShake (Image Stabilization)No
Aperture Information
Aperture RingNo
Maximim Aperturef/1.8
Minimum Aperturef/22
Maximum Angle of View (APS-C or smaller format)32°
Optical Information
Lens Elements6
Lens Groups5
Diaphragm Blades7
Focus Information
FocusAutofocus
Built-in Focus MotorYes
Minimum Focus Distance0.34 m
Distance InformationYes
Filter Information
Filter Size49mm
Accepts Filter TypeScrew-on
Physical Characteristics
Weather / Dust SealingNo
Mount MaterialPlastic
Dimensions4.50 x 7.01cm
Weight170g
Other Information
Available in ColorsBlack

Lens Construction and MTF Chart

Sony DT 50mm f/1.8 SAM Lens Construction and MTF Chart

About Nasim Mansurov

Nasim Mansurov is the author and founder of Photography Life, based out of Denver, Colorado. He is recognized as one of the leading educators in the photography industry, conducting workshops, producing educational videos and frequently writing content for Photography Life. You can follow him on Instagram and Facebook. Read more about Nasim here.

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